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WO2018177308A1 - Fabricated underground building interface structure and construction method thereof - Google Patents

Fabricated underground building interface structure and construction method thereof Download PDF

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Publication number
WO2018177308A1
WO2018177308A1 PCT/CN2018/080792 CN2018080792W WO2018177308A1 WO 2018177308 A1 WO2018177308 A1 WO 2018177308A1 CN 2018080792 W CN2018080792 W CN 2018080792W WO 2018177308 A1 WO2018177308 A1 WO 2018177308A1
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WIPO (PCT)
Prior art keywords
wall
chain
groove
pile
thickness
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Ceased
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PCT/CN2018/080792
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French (fr)
Chinese (zh)
Inventor
王燏斌
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Individual
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    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D29/00—Independent underground or underwater structures; Retaining walls
    • E02D29/16—Arrangement or construction of joints in foundation structures
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F5/00—Dredgers or soil-shifting machines for special purposes
    • E02F5/02—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches
    • E02F5/06—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches with digging elements mounted on an endless chain

Definitions

  • the invention relates to a fabricated underground building interface structure and a construction method thereof, and belongs to the technical field of civil engineering foundation construction.
  • the existing large-scale basic technology adopts the overall excavation construction method, with long construction period, high labor intensity and poor working environment safety.
  • the invention provides a prefabricated underground building interface structure and a construction method thereof, the purpose of which is to overcome the defects of the prior art, and the main advantage thereof is that the interface of the assembled underground building is formed by the wall and the pile.
  • the structure, the interface is stable and reliable, sealed and waterproof; the wall and the pile itself have chain cutters for excavating the bottom of the rock, the factory prefabricated walls and piles, the site is divided or the whole is lowered, the construction is simple, the construction period is short, and the cost is low.
  • the assembled underground building interface 1 comprises the interface of the wall 2 and the pile 3 and the interface of the wall 2 and the wall 2, the interface 1 adopts a concave-convex embedded structure, and the interface 1 is formed by the boss 1-1 And the groove 1-2, the thickness of the maximum thickness of the boss 1-1 is greater than the thickness t of the junction of the end of the boss 1-1 and the wall 2, and the width of the opening of the groove 1-2 is smaller than the boss 1- 1
  • the thickness at the maximum thickness is greater than the thickness t at the junction of the end of the boss 1-1 and the wall 2, the convex portion 1-1 is embedded in the groove of the concave portion 1-2;
  • the wall 2 is divided into the wall with the boss 1-1 2A and the structure of the wall 2B with the groove 1-2, the pile 3 has two structures of the pile 3A with the boss 1-1 and the pile 3B with the groove 1-2, and the interface has the wall 2A and the pile 3B, wall 2B and pile 3A, wall 2A and wall 2B three
  • the invention has the advantages that the interface is a concave-convex embedded structure, the interface is stable and reliable, and the seal is waterproof; the wall and the pile itself have a chain cutter for excavating the bottom rock, and the factory prefabrication, on-site block or overall drop construction method,
  • the construction is simple, the construction period is short, and the cost is low.
  • FIG. 1 is a schematic view showing the structure of a boss 1-1 embedded in another wall 2A in the groove 1-2 of the two wall piles 3B, and is also a structural schematic view of the wall 2A with two bosses 1-1.
  • the interface 1 composed of the boss 1-1 and the groove 1-2 is a schematic structural view of the concave-convex type embedded;
  • FIG. 2 is a view in the direction of arrow A of FIG. 1, and is also a structural schematic view in which the chain cutter 4 excavates the rock, the wall 2A and the chain cutter 4 are lowered together, and is also driven by the driving power device 6-1, the spoil handling device 6-2, and the frame 6.
  • Figure 3 is a BB view of Figure 2 (with the chain cutter 4 removed), and is also a schematic view of the structure of the rail 5 of the bottom chain cutter 4 of the wall 2A, and also the mud nozzle 7-1 and the mud pipe of the mud pipeline device 7 on the wall 2A.
  • FIG. 5 is a schematic structural view of another space-curable chain cutter 4, and is also a schematic structural view of the chain 4-1 and the cutter 4-2;
  • FIG. 6 is a schematic structural view of the wall 2A1, and is also a structural diagram in which the thickness at the maximum thickness of the convex portion 1-1 is greater than the thickness t of the joint between the end of the boss 1-1 and the wall 2A1, and is also the end of the boss 1-1 and the wall. Schematic diagram of the thickness t of the 2A1 joint;
  • FIG. 7 is a schematic structural view of the interface 1 formed by the recess 1-2 of the wall 2A1 embedded in the wall 2B, and the width of the opening of the recess 1-2 is greater than the thickness of the wall 2A1, and the bottom chain cutter 4 of the wall 2A1 a schematic view of a width smaller than the width of the opening of the groove 1-2;
  • FIG. 8 is a schematic structural view of the wall 2A2, which is also a structural schematic view in which the thickness of the maximum thickness of the convex portion 1-1 of the wall 2A2 is equal to the thickness of the wall 2A2, and is also a structure of the thickness t of the joint between the end of the boss 1-1 and the wall 2A2.
  • the chain cutter 4 of 1-1 is composed of three sets of chain cutters in the width direction, and the width of the middle set of chain cutters is smaller than or equal to the width of the opening of the recess 1-2 and extends into the cavity of the recess 1-2, so that the boss 1 -1 is a schematic structural view embedded in the recess 1-2;
  • FIG. 10 is a schematic structural view of the wall 2A3, the tail portion of the convex portion 1-1 is located outside the wall 2A3, and the maximum thickness of the other side of the boss 1-1 is located inside the wall 2A3, which is also a boss 1- 1 is a schematic structural view of the thickness t at the junction of the tail end and the wall 2A2;
  • Figure 11 is a schematic view showing the structure of the interface 1 formed by the concave portion 1-1 of the wall 2A3 embedded in the groove 3B of the pile 3B.
  • the chain cutter 4 of the convex portion 1-1 is composed of two sets of chain cutters in the width direction, and a set of chains
  • the structure of the blade is less than or equal to the width of the opening of the groove 1-2 and extends into the cavity of the groove 1-2, so that the boss 1-1 is embedded in the groove 1-2;
  • Figure 12 is a schematic view showing the structure of the wall 2B with the groove 1-2, and also the structure of the side cover 8 having the bottom edge of the outer side of the track 5;
  • Figure 13 is a schematic structural view showing the construction state of the wall 2B after the installation of the I-type tooling 9-1 and the chain cutter 4;
  • Figure 14 is a schematic structural view of a pile 3A with a boss 1-1;
  • Figure 15 is a schematic structural view showing the construction state of the pile 3A after the installation of the Type II tooling 9-2 and the chain cutter 4;
  • Figure 16 is a schematic structural view of a pile 3B with a groove 1-2;
  • Figure 17 is a schematic view showing the construction state of the pile 3B after the installation of the Type II tooling 9-2 and the chain cutter 4;
  • Figure 18 is a schematic view showing the structure of the chain cutter 4 and the chain cutter driving device 6 being carried on the pile 2B by transporting the pile 3B to the installation place;
  • Figure 19 is a schematic view showing the structure of the chain cutter 4 driving the chain cutter 4 to excavate the bottom of the pile 3B, and the pile 3B and the chain cutter 4 are lowered into position;
  • Figure 20 is a schematic view showing the structure after the pile 3B is lowered to a set depth and the chain cutter driving device 6 and the chain cutter 4 are removed;
  • Figure 21 is a schematic view showing the construction of two piles 3B according to the set position
  • Figure 22 is a schematic view showing the structure of the groove 1-2 formed after the drawing of the Type II tooling 9-2 on the inner side of the two piles 3B;
  • Figure 23 is a structural view showing the mounting of the chain cutter 4 and the chain cutter driving device 6 on the wall 2A, and embedding the convex portion 1-1 of the wall 2A into the recess 1-2 of the pile 2B;
  • Figure 24 is a structural schematic view of the wall 2A at the bottom of the wall 2A excavating the rock, the side of the chain knife 4 running from the bottom up, the excavated rock to the upper, the wall 2A and the bottom chain knife 4 are lowered into position;
  • Fig. 25 is a structural schematic view showing the removal of the geotechnical soil of the wall 2A and the pile 3B interface 1 after the wall 2A is lowered to the set depth and the chain cutter driving device 6 and the chain cutter 4 are removed, and the concrete is poured.
  • 1 in the figure is the interface of the fabricated underground building, which is composed of the boss 1-1 and the groove 1-2; 1-1 is the boss constituting the interface 1; 1-2 is the groove constituting the interface 1;
  • the wall of the assembled underground building has two structures: wall 2A and wall 2B; 2A is a wall with boss 1-1, which has two structures of 2A1, 2A2 and 2A3; 2A1 is the thickness of the tail of the convex part 1-1 is larger than The thickness in the middle, the width at the opening of the groove 1-2 is greater than or equal to the wall thickness in the middle of the wall; 2A2 is the thickness of the maximum thickness of the convex portion 1-1 is equal to or less than the intermediate thickness, and the width at the opening of the groove 1-2 a wall smaller than the intermediate thickness; 2A3 is a wall on the side of the convex portion 1-1 on the outer side of the wall, and the other side of the boss 1-1 is located on the inner side of the wall; 2B is a groove having a groove
  • the assembled underground building interface 1 includes two types of interfaces of the wall 2 and the pile 3 and the interface of the wall 2 and the wall 2.
  • the interface 1 adopts a concave-convex embedded structure, and the interface 1 is composed of a boss 1-1 and a groove 1-2.
  • the thickness at the maximum thickness of the boss 1-1 is greater than the thickness at the junction of the end of the boss 1-1 and the wall 2, and the width at the opening of the groove 1-2 is less than the thickness at the maximum thickness of the boss 1-1 but greater than
  • the thickness of the joint between the end of the boss 1-1 and the wall 2, the convex portion 1-1 is embedded in the groove of the concave portion 1-2;
  • the wall 2 is divided into the wall 2A with the boss 1-1 and the groove 1-2 Wall 2B two structures,
  • the pile 3 is divided into a pile 3A with a boss 1-1 and a pile with a groove 1-2 (3B two structures, the interface has a wall 2A and a pile 3B, a wall 2B and a pile 3A,
  • the wall 2A and the wall 2B are in the form of three interfaces;
  • the bottom and the side of the wall 2 are provided with a track 5 for running the chain cutter 4, and the track 5 is provided with a chain knife 4, and the chain knife 4 is connected by the chain
  • the bottom and the side of the pile 3 are provided with a rail 5 for running the chain cutter 4, and the rail 5 is provided with a chain cutter 4, and the chain cutter 4 is composed of a chain 4-1 and a cutter 4-2 mounted on the chain 4-1.
  • the chain cutter 4 only excavates the rock at the bottom of the pile 3, and the excavated geotechnical soil at the bottom of the pile 3 is brought upward by the chain cutter 4 running downward and upward, and the pile 3 and the bottom chain cutter 4 are simultaneously operated downward.
  • the construction method is to first construct the pile 3A or the wall 2A with the boss, and then construct the wall 2B or the pile 3B with the groove.
  • the construction method is to first construct the pile 3B or the wall 2B with the groove, and then construct the wall 2A or the pile 3A with the boss.
  • the thickness of the tail portion 1-1 of the wall 2A1 is greater than the thickness of the wall 2A1
  • the width of the opening of the groove 1-2 is greater than or equal to the thickness of the wall 2A1
  • the width of the bottom chain cutter 4 of the wall 2A1 is smaller than the groove 1-2.
  • the width at the opening is greater than the thickness of the wall 2A1
  • the width of the opening of the groove 1-2 is greater than or equal to the thickness of the wall 2A1
  • the width of the bottom chain cutter 4 of the wall 2A1 is smaller than the groove 1-2.
  • the width of the chain cutter 4 of the convex portion 1-1 of the wall 2A2 is less than or equal to the width of the opening of the recess 1-2 and extends into the cavity of the recess 1-2, so that the boss 1-1 is embedded in the recess 1- 2 inside.
  • the thickness of the maximum thickness of the convex portion 1-1 of the wall 2A2 is equal to or smaller than the thickness of the wall 2A2, and the width at the opening of the groove 1-2 is smaller than the thickness of the wall 2A2.
  • the chain cutter 4 of the convex portion 1-1 of the wall 2A2 is composed of three sets of chain cutters in the width direction, and the width of the middle set of chain cutters is smaller than or equal to the width of the opening of the recess 1-2 and extends into the recess 1-2
  • the cavity allows the boss 1-1 to be embedded in the recess 1-2.
  • the tail portion on the side of the convex portion 1-1 of the wall 2A3 is located outside the wall 2A3, and the maximum thickness of the other side of the boss (1-1 is located inside the wall 2A3).
  • the chain cutter 4 of the convex portion 1-1 of the wall 2A3 is composed of two sets of chain cutters in the width direction, and the width of the set of chain cutters is less than or equal to the width of the opening of the recess 1-2 and extends into the recess 1-2
  • the cavity allows the boss 1-1 to be embedded in the recess 1-2.
  • the assembled underground building interface 1 is an interface between the wall 2 and the pile 3.
  • the interface 1 adopts a concave-convex embedded structure, and the interface 1 is composed of a boss 1-1 and a groove 1-2, and is convex.
  • the thickness at the maximum thickness of the stage 1-1 is greater than the thickness t at the junction of the end of the boss 1-1 and the wall 2, and the width at the opening of the groove 1-2 is smaller than the thickness at the maximum thickness of the boss 1-1 but larger than the convex
  • the thickness t of the junction between the end of the stage 1-1 and the wall 2, the convex portion 1-1 is embedded in the groove of the concave portion 1-2; the bottom and the side of the wall 2 are provided with the rail 5 for running the chain cutter 4, and the rail 5 is mounted during construction.
  • the driving power unit 6-1 drives the chain cutter 4, and the chain cutter 4 only digs the bottom of the wall 2A when working.
  • the excavated geotechnical soil at the bottom of the wall 2A is brought up to the top by the chain knife 4 running downwards, and the device 6-2 separates the rock soil brought by the chain knife 4 from the bottom of the wall 2A with the chain cutter 4, the wall 2A and The bottom chain cutter 4 is simultaneously operated downward;
  • the mud line device 7 is composed of a mud nozzle 7-1 on the bottom of the wall 2 or the pile 3 and a pipe 7-2 inside the wall 2 or the pile 3.
  • the interface 1 has three interface forms: a wall 2A and a pile 3B, a wall 2B and a pile 3A, a wall 2A and a wall 2B; the wall 2 has a wall 2A with a boss 1-1 and The wall 2B of the groove 1-2 has two structures; 2A is a wall with a boss 1-1, and has two structures of 2A1, 2A2 and 2A3; the thickness of the tail of the convex portion 1-1 of the wall 2A1 is larger than the thickness of the wall 2A1, The width of the opening of the groove 1-2 is greater than or equal to the thickness of the wall 2A1, and the width of the chain cutter 4 at the bottom of the wall 2A1 is smaller than the width of the opening of the groove 1-2; the width of the chain cutter 4 of the convex portion 1-1 of the wall 2A2 is smaller than Or equal to the width of the opening of the groove 1-2 and extending into the cavity of the groove 1-2, so that the boss 1-1 is
  • the pile 3 has two structures of a pile 3A having a boss 1-1 and a pile 3B having a groove 1-2.
  • the pile 3B with the groove is first constructed, and the wall 2A with the boss is constructed later.
  • the specific construction method has the following steps:
  • Pile 3B bottom chain knife 4 excavates the rock and soil, and the side of the chain knife 4 running from the bottom up to bring the excavated geotechnical soil to the top;
  • the wall 2A is lowered to a set depth, and the chain cutter driving device 6 and the chain knife 4 are removed;

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Abstract

A fabricated underground building interface (1) structure, using a convex-concave embedded structure. The interface (1) is composed of a protrusion (1-1) and a recess (1-2); the thickness of the thickest part of the protrusion (1-1) is greater than the thickness t of the joint between the tail of the protrusion (1-1) and the wall (2); the width of the opening of the recess (1-2) is smaller than the thickness of the thickest part of the protrusion (1-1) but greater than the thickness t of the joint between the tail of the protrusion (1-1) and the wall (2); the protrusion (1-1) is embedded into the cavity of the recess (1-2); the bottom and side surfaces of the walls (2) are provided with tracks (5) where chain cutters (4) can operate therein; the chain cutter (4) is mounted on the track (5) during construction; during construction, the chain cutter (4) merely excavates rock at the bottom of the wall (2); the chain cutter (4) running from bottom to top brings the excavated rock upward from the bottom of the wall (2); and the wall (2) and the bottom chain cutter (4) move downwards simultaneously. Also disclosed is a construction method of the fabricated underground building interface (1) structure.

Description

一种装配式地下建筑接口结构及其施工法Assembled underground building interface structure and construction method thereof 技术领域Technical field

本发明涉及的是一种装配式地下建筑接口结构及其施工法，属于土木工程基础施工技术领域。The invention relates to a fabricated underground building interface structure and a construction method thereof, and belongs to the technical field of civil engineering foundation construction.

背景技术Background technique

现有大型基础技术采用整体开挖施工方式，施工周期长，劳动强度大，工作环境安全度差。The existing large-scale basic technology adopts the overall excavation construction method, with long construction period, high labor intensity and poor working environment safety.

发明内容Summary of the invention

本发明提出的是一种装配式地下建筑接口结构及其施工法，其目的旨在克服现有技术存在的缺陷，其主要优点：装配式地下建筑的接口是由墙和桩形成凹凸型嵌入式的结构，接口稳定可靠，密封防水；墙和桩自身带有挖掘其底部岩土的链刀，工厂预制墙和桩，现场分块或者整体下降，施工简单，施工周期短，成本低。The invention provides a prefabricated underground building interface structure and a construction method thereof, the purpose of which is to overcome the defects of the prior art, and the main advantage thereof is that the interface of the assembled underground building is formed by the wall and the pile. The structure, the interface is stable and reliable, sealed and waterproof; the wall and the pile itself have chain cutters for excavating the bottom of the rock, the factory prefabricated walls and piles, the site is divided or the whole is lowered, the construction is simple, the construction period is short, and the cost is low.

本发明的技术解决方案：装配式地下建筑接口1括墙2与桩3的接口和墙2与墙2的接口两种形式，接口1采用凹凸型嵌入式结构，接口1由凸台1-1和凹槽1-2组成，凸台1-1的最大厚度处的厚度大于凸台1-1尾端与墙2连接处的厚度t，凹槽1-2开口处的宽度小于凸台1-1最大厚度处的厚度但大于凸台1-1尾端与墙2连接处的厚度t，凸部1-1嵌入凹部1-2的槽内；墙2分带有凸台1-1的墙2A和带有凹槽1-2的墙2B两种结构，桩3分带有凸台1-1的桩3A和带有凹槽1-2的桩3B两种结构，接口有墙2A与桩3B、墙2B与桩3A、墙2A与墙2B三种接口形式；墙2的底部和侧面设有运行链刀4的轨道5，施工时轨道5上装有链刀4，链刀4由链条4-1和安装在链条4-1上的刀具4-2组成，链刀4工作时仅挖掘墙2底部的岩土，由下向上运行的链刀4将墙2底部已挖掘的岩土带至上方，墙2和底部链刀4同时向下运行。The technical solution of the invention: the assembled underground building interface 1 comprises the interface of the wall 2 and the pile 3 and the interface of the wall 2 and the wall 2, the interface 1 adopts a concave-convex embedded structure, and the interface 1 is formed by the boss 1-1 And the groove 1-2, the thickness of the maximum thickness of the boss 1-1 is greater than the thickness t of the junction of the end of the boss 1-1 and the wall 2, and the width of the opening of the groove 1-2 is smaller than the boss 1- 1 The thickness at the maximum thickness is greater than the thickness t at the junction of the end of the boss 1-1 and the wall 2, the convex portion 1-1 is embedded in the groove of the concave portion 1-2; the wall 2 is divided into the wall with the boss 1-1 2A and the structure of the wall 2B with the groove 1-2, the pile 3 has two structures of the pile 3A with the boss 1-1 and the pile 3B with the groove 1-2, and the interface has the wall 2A and the pile 3B, wall 2B and pile 3A, wall 2A and wall 2B three interface forms; the bottom and side of the wall 2 are provided with a track 5 running the chain knife 4, the track 5 is equipped with a chain knife 4, the chain knife 4 is chained 4 -1 is composed of a cutter 4-2 mounted on the chain 4-1. When the chain cutter 4 is working, only the rock at the bottom of the wall 2 is excavated, and the excavated rock at the bottom of the wall 2 is brought up by the chain cutter 4 running from the bottom up. The square, wall 2 and bottom chain cutters 4 are simultaneously run downward.

本发明的优点：接口是凹凸型嵌入式的结构，接口稳定可靠，密封防水；墙和桩自身带有挖掘其底部岩土的链刀，采用工厂预制，现场分块或者整体下降的施工方法，施工简单，施工周期短，成本低。The invention has the advantages that the interface is a concave-convex embedded structure, the interface is stable and reliable, and the seal is waterproof; the wall and the pile itself have a chain cutter for excavating the bottom rock, and the factory prefabrication, on-site block or overall drop construction method, The construction is simple, the construction period is short, and the cost is low.

附图说明DRAWINGS

图1是在两个墙桩3B的凹槽1-2内施工嵌入另一墙2A的凸台1-1的结构 示意图，也是带有两个凸台1-1的墙2A的结构示意图，也是由凸台1-1和凹槽1-2组成的接口1是凹凸型嵌入式的结构示意图；1 is a schematic view showing the structure of a boss 1-1 embedded in another wall 2A in the groove 1-2 of the two wall piles 3B, and is also a structural schematic view of the wall 2A with two bosses 1-1. The interface 1 composed of the boss 1-1 and the groove 1-2 is a schematic structural view of the concave-convex type embedded;

图2是图1的A向视图，也是链刀4挖掘岩土，墙2A和链刀4一起下降的结构示意图，也是由驱动动力装置6-1、弃土处理装置6-2和机架6-3组成的链刀驱动装置6的结构示意图；2 is a view in the direction of arrow A of FIG. 1, and is also a structural schematic view in which the chain cutter 4 excavates the rock, the wall 2A and the chain cutter 4 are lowered together, and is also driven by the driving power device 6-1, the spoil handling device 6-2, and the frame 6. - Schematic diagram of a chain cutter driving device 6 composed of -3;

图3是图2的B-B视图(去除链刀4)，也是墙2A的底部链刀4运行的轨道5的结构示意图，也是泥浆管路装置7在墙2A上的泥浆喷嘴7-1和泥浆管路7-2的结构示意图；Figure 3 is a BB view of Figure 2 (with the chain cutter 4 removed), and is also a schematic view of the structure of the rail 5 of the bottom chain cutter 4 of the wall 2A, and also the mud nozzle 7-1 and the mud pipe of the mud pipeline device 7 on the wall 2A. Schematic diagram of the road 7-2;

图4是链刀4的结构示意图，也是链条4-1和刀具4-2的结构示意图；4 is a schematic structural view of the chain cutter 4, and is also a schematic structural view of the chain 4-1 and the cutter 4-2;

图5是另一种可空间弯曲链刀4的结构示意图，也是链条4-1和刀具4-2的结构示意图；FIG. 5 is a schematic structural view of another space-curable chain cutter 4, and is also a schematic structural view of the chain 4-1 and the cutter 4-2;

图6是墙2A1的结构示意图，也是凸部1-1的最大厚度处的厚度大于凸台1-1尾端与墙2A1连接处厚度t的结构示意图，也是凸台1-1尾端与墙2A1连接处厚度t的结构示意图；6 is a schematic structural view of the wall 2A1, and is also a structural diagram in which the thickness at the maximum thickness of the convex portion 1-1 is greater than the thickness t of the joint between the end of the boss 1-1 and the wall 2A1, and is also the end of the boss 1-1 and the wall. Schematic diagram of the thickness t of the 2A1 joint;

图7是墙2A1的凸部1-1嵌入墙2B的凹槽1-2形成的接口1的结构示意图，也是凹槽1-2开口处的宽度大于墙2A1的厚度，墙2A1底部链刀4的宽度小于凹槽1-2开口处的宽度的结构示意图；7 is a schematic structural view of the interface 1 formed by the recess 1-2 of the wall 2A1 embedded in the wall 2B, and the width of the opening of the recess 1-2 is greater than the thickness of the wall 2A1, and the bottom chain cutter 4 of the wall 2A1 a schematic view of a width smaller than the width of the opening of the groove 1-2;

图8是墙2A2的结构示意图，也是墙2A2的凸部1-1的最大处厚度的厚度等于墙2A2的厚度的结构示意图，也是凸台1-1尾端与墙2A2连接处厚度t的结构示意图；8 is a schematic structural view of the wall 2A2, which is also a structural schematic view in which the thickness of the maximum thickness of the convex portion 1-1 of the wall 2A2 is equal to the thickness of the wall 2A2, and is also a structure of the thickness t of the joint between the end of the boss 1-1 and the wall 2A2. schematic diagram;

图9是墙2A2的凸部1-1嵌入桩3B的凹槽1-2形成的接口1的结构示意图，也是凹槽1-2开口处的宽度小于墙2A2的厚度的结构示意图，也是凸部1-1的链刀4在宽度方向有三组链刀组成，中间一组链刀的宽度小于或等于凹槽1-2开口处的宽度且伸进凹槽1-2空腔，使凸台1-1嵌入凹槽1-2内的结构示意图；9 is a schematic structural view of the interface 1 formed by the concave portion 1-1 of the wall 2A2 embedded in the groove 1-2 of the pile 3B, and is also a structural schematic view of the width of the opening of the groove 1-2 being smaller than the thickness of the wall 2A2, and is also a convex portion. The chain cutter 4 of 1-1 is composed of three sets of chain cutters in the width direction, and the width of the middle set of chain cutters is smaller than or equal to the width of the opening of the recess 1-2 and extends into the cavity of the recess 1-2, so that the boss 1 -1 is a schematic structural view embedded in the recess 1-2;

图10是墙2A3的结构示意图，凸部1-1一侧的尾部位于墙2A3的外侧，凸台1-1另一侧的最大厚度处位于墙2A3的内侧的结构示意图，也是凸台1-1尾端与墙2A2连接处厚度t的结构示意图；10 is a schematic structural view of the wall 2A3, the tail portion of the convex portion 1-1 is located outside the wall 2A3, and the maximum thickness of the other side of the boss 1-1 is located inside the wall 2A3, which is also a boss 1- 1 is a schematic structural view of the thickness t at the junction of the tail end and the wall 2A2;

图11是墙2A3的凸部1-1嵌入桩3B的凹槽1-2形成的接口1的结构示意图，凸部1-1的链刀4在宽度方向有两组链刀组成，一组链刀的宽度小于或等于凹槽 1-2开口处的宽度且伸进凹槽1-2空腔，使凸台1-1嵌入凹槽1-2内的结构示意图；Figure 11 is a schematic view showing the structure of the interface 1 formed by the concave portion 1-1 of the wall 2A3 embedded in the groove 3B of the pile 3B. The chain cutter 4 of the convex portion 1-1 is composed of two sets of chain cutters in the width direction, and a set of chains The structure of the blade is less than or equal to the width of the opening of the groove 1-2 and extends into the cavity of the groove 1-2, so that the boss 1-1 is embedded in the groove 1-2;

图12是带有凹槽1-2的墙2B的结构示意图，也是轨道5外侧的底部带刃角的侧面罩8的结构示意图；Figure 12 is a schematic view showing the structure of the wall 2B with the groove 1-2, and also the structure of the side cover 8 having the bottom edge of the outer side of the track 5;

图13是墙2B安装Ⅰ型工装9-1和链刀4后组成的施工状态结构示意图；Figure 13 is a schematic structural view showing the construction state of the wall 2B after the installation of the I-type tooling 9-1 and the chain cutter 4;

图14是带有凸台1-1的桩3A的结构示意图；Figure 14 is a schematic structural view of a pile 3A with a boss 1-1;

图15是桩3A安装Ⅱ型工装9-2和链刀4后组成的施工状态结构示意图；Figure 15 is a schematic structural view showing the construction state of the pile 3A after the installation of the Type II tooling 9-2 and the chain cutter 4;

图16是带有凹槽1-2的桩3B的结构示意图；Figure 16 is a schematic structural view of a pile 3B with a groove 1-2;

图17是桩3B安装Ⅱ型工装9-2和链刀4后组成的施工状态结构示意图；Figure 17 is a schematic view showing the construction state of the pile 3B after the installation of the Type II tooling 9-2 and the chain cutter 4;

图18是将桩3B运至安装处，在桩2B上安装链刀4及链刀驱动装置6的结构示意图；Figure 18 is a schematic view showing the structure of the chain cutter 4 and the chain cutter driving device 6 being carried on the pile 2B by transporting the pile 3B to the installation place;

图19是链刀驱动装置6驱动链刀4挖掘桩3B底部岩土，桩3B和链刀4下降到位的结构示意图；Figure 19 is a schematic view showing the structure of the chain cutter 4 driving the chain cutter 4 to excavate the bottom of the pile 3B, and the pile 3B and the chain cutter 4 are lowered into position;

图20是桩3B下降到设定的深度后拆除链刀驱动装置6和链刀4后的结构示意图；Figure 20 is a schematic view showing the structure after the pile 3B is lowered to a set depth and the chain cutter driving device 6 and the chain cutter 4 are removed;

图21是两个桩3B按设定位置施工完的结构示意图；Figure 21 is a schematic view showing the construction of two piles 3B according to the set position;

图22是两个桩3B内侧的Ⅱ型工装9-2抽出后形成的凹槽1-2的结构示意图；Figure 22 is a schematic view showing the structure of the groove 1-2 formed after the drawing of the Type II tooling 9-2 on the inner side of the two piles 3B;

图23是在墙2A上安装链刀4和链刀驱动装置6，将墙2A的凸部1-1嵌入桩2B的凹槽1-2内的结构示意图；Figure 23 is a structural view showing the mounting of the chain cutter 4 and the chain cutter driving device 6 on the wall 2A, and embedding the convex portion 1-1 of the wall 2A into the recess 1-2 of the pile 2B;

图24是墙2A底部链刀4挖掘岩土，侧面由下向上运行的链刀4将已挖掘的岩土带至上方，墙2A和底部的链刀4一起下降到位的结构示意图；Figure 24 is a structural schematic view of the wall 2A at the bottom of the wall 2A excavating the rock, the side of the chain knife 4 running from the bottom up, the excavated rock to the upper, the wall 2A and the bottom chain knife 4 are lowered into position;

图25是墙2A下降到设定的深度后拆除链刀驱动装置6和链刀4后,清除墙2A和桩3B接口1的岩土，并灌注混凝土的结构示意图。Fig. 25 is a structural schematic view showing the removal of the geotechnical soil of the wall 2A and the pile 3B interface 1 after the wall 2A is lowered to the set depth and the chain cutter driving device 6 and the chain cutter 4 are removed, and the concrete is poured.

图中的1是装配式地下建筑的接口，由凸台1-1和凹槽1-2组成；1-1是组成接口1的凸台；1-2是组成接口1的凹槽；2是装配式地下建筑的墙，有墙2A和墙2B两种结构；2A是带有凸台1-1的墙，有2A1、2A2和2A3三种结构；2A1是凸部1-1尾部的厚度大于中间的厚度，凹槽1-2开口处的宽度大于或等于墙中间厚度的墙；2A2是凸部1-1的最大处厚度的厚度等于或小于中间厚度，凹槽1-2开口处的宽度小于中间厚度的墙；2A3是凸部1-1一侧的尾部位于墙的外侧，凸台1-1另一侧的最大厚度处位于墙内侧的墙；2B是带有凹槽1-2的墙；3 是装配式地下建筑的桩，有桩3A和墙3B两种结构；3A是带有凸台1-1的桩；3B是带有凹槽1-2的桩；4是挖掘岩土的链刀，由链条4-1和安装在链条4-1上的刀具4-2组成；4-1是组成链刀4的链条；4-2是组成链刀4的刀具；5是墙2和桩3的底部和侧面运行链刀4的轨道；6是链刀驱动装置，由驱动动力装置6-1、弃土处理装置6-2和机架6-3组成；6-1是驱动动力装置；6-2是弃土处理装置；6-3是机架；7是泥浆管路装置；7-1是墙2或桩3底部上的泥浆喷嘴；7-2是墙2或桩3内部的泥浆管路；8是墙2或者桩3上轨道5外侧的底部带刃角的侧面罩；9是工装；9-1是Ⅰ型工装；9-2是Ⅱ型工装；t是凸台1-1尾端与墙2连接处的厚度。1 in the figure is the interface of the fabricated underground building, which is composed of the boss 1-1 and the groove 1-2; 1-1 is the boss constituting the interface 1; 1-2 is the groove constituting the interface 1; The wall of the assembled underground building has two structures: wall 2A and wall 2B; 2A is a wall with boss 1-1, which has two structures of 2A1, 2A2 and 2A3; 2A1 is the thickness of the tail of the convex part 1-1 is larger than The thickness in the middle, the width at the opening of the groove 1-2 is greater than or equal to the wall thickness in the middle of the wall; 2A2 is the thickness of the maximum thickness of the convex portion 1-1 is equal to or less than the intermediate thickness, and the width at the opening of the groove 1-2 a wall smaller than the intermediate thickness; 2A3 is a wall on the side of the convex portion 1-1 on the outer side of the wall, and the other side of the boss 1-1 is located on the inner side of the wall; 2B is a groove having a groove 1-2 Wall; 3 is a pile of fabricated underground building, with two structures: pile 3A and wall 3B; 3A is a pile with boss 1-1; 3B is a pile with groove 1-2; 4 is excavated rock and soil The chain cutter is composed of a chain 4-1 and a cutter 4-2 mounted on the chain 4-1; 4-1 is a chain constituting the chain cutter 4; 4-2 is a cutter constituting the chain cutter 4; 5 is a wall 2 And the bottom and side of the pile 3 run the track of the chain cutter 4; 6 is the chain cutter drive The driving power unit 6-1, the spoil processing unit 6-2 and the frame 6-3; the 6-1 is the driving power unit; the 6-2 is the spoil processing unit; 6-3 is the rack; Is a mud pipeline installation; 7-1 is a mud nozzle on the bottom of wall 2 or pile 3; 7-2 is a mud pipeline inside wall 2 or pile 3; 8 is a bottom blade on the outer side of rail 2 or pile 3 on rail 5 Angle side cover; 9 is tooling; 9-1 is type I tooling; 9-2 is type II tooling; t is the thickness of the joint between the end of the boss 1-1 and the wall 2.

具体实施方式detailed description

装配式地下建筑接口1包括墙2与桩3的接口和墙2与墙2的接口两种形式，接口1采用凹凸型嵌入式结构，接口1由凸台1-1和凹槽1-2组成，凸台1-1的最大厚度处的厚度大于凸台1-1尾端与墙2连接处的厚度，凹槽1-2开口处的宽度小于凸台1-1最大厚度处的厚度但大于凸台1-1尾端与墙2连接处的厚度，凸部1-1嵌入凹部1-2的槽内；墙2分带有凸台1-1的墙2A和带有凹槽1-2的墙2B两种结构，桩3分带有凸台1-1的桩3A和带有凹槽1-2的桩(3B两种结构，接口有墙2A与桩3B、墙2B与桩3A、墙2A与墙2B三种接口形式；墙2的底部和侧面设有运行链刀4的轨道5，施工时轨道5上装有链刀4，链刀4由链条4-1和安装在链条4-1上的刀具4-2组成，链刀4工作时仅挖掘墙2底部的岩土，由下向上运行的链刀4将墙2底部已挖掘的岩土带至上方，墙2和底部链刀4同时向下运行。The assembled underground building interface 1 includes two types of interfaces of the wall 2 and the pile 3 and the interface of the wall 2 and the wall 2. The interface 1 adopts a concave-convex embedded structure, and the interface 1 is composed of a boss 1-1 and a groove 1-2. The thickness at the maximum thickness of the boss 1-1 is greater than the thickness at the junction of the end of the boss 1-1 and the wall 2, and the width at the opening of the groove 1-2 is less than the thickness at the maximum thickness of the boss 1-1 but greater than The thickness of the joint between the end of the boss 1-1 and the wall 2, the convex portion 1-1 is embedded in the groove of the concave portion 1-2; the wall 2 is divided into the wall 2A with the boss 1-1 and the groove 1-2 Wall 2B two structures, the pile 3 is divided into a pile 3A with a boss 1-1 and a pile with a groove 1-2 (3B two structures, the interface has a wall 2A and a pile 3B, a wall 2B and a pile 3A, The wall 2A and the wall 2B are in the form of three interfaces; the bottom and the side of the wall 2 are provided with a track 5 for running the chain cutter 4, and the track 5 is provided with a chain knife 4, and the chain knife 4 is connected by the chain 4-1 and the chain 4 The cutter 4-2 is composed of 1 and the chain cutter 4 only excavates the rock at the bottom of the wall 2 when working, and the chain cutter 4 running from the bottom up is brought to the top of the excavated rock at the bottom of the wall 2, the wall 2 and the bottom chain knife 4 Run down at the same time.

所述的桩3的底部和侧面设有运行链刀4的轨道5，施工时轨道5上装有链刀4，链刀4由链条4-1和安装在链条4-1上的刀具4-2组成，链刀4工作时仅挖掘桩3底部的岩土，由下向上运行的链刀4将桩3底部已挖掘的岩土带至上方，桩3和底部链刀4同时向下运行。The bottom and the side of the pile 3 are provided with a rail 5 for running the chain cutter 4, and the rail 5 is provided with a chain cutter 4, and the chain cutter 4 is composed of a chain 4-1 and a cutter 4-2 mounted on the chain 4-1. In the composition, the chain cutter 4 only excavates the rock at the bottom of the pile 3, and the excavated geotechnical soil at the bottom of the pile 3 is brought upward by the chain cutter 4 running downward and upward, and the pile 3 and the bottom chain cutter 4 are simultaneously operated downward.

所述的施工法是先施工带有凸台的桩3A或墙2A，后施工带有凹槽的墙2B或桩3B。The construction method is to first construct the pile 3A or the wall 2A with the boss, and then construct the wall 2B or the pile 3B with the groove.

所述的施工法是先施工带有凹槽的桩3B或墙2B，后施工带有凸台的墙2A或桩3A。The construction method is to first construct the pile 3B or the wall 2B with the groove, and then construct the wall 2A or the pile 3A with the boss.

所述的墙2A1凸部1-1尾部的厚度大于墙2A1的厚度，凹槽1-2开口处的宽度大于或等于墙2A1的厚度，墙2A1底部链刀4的宽度小于凹槽1-2开口处的宽度。The thickness of the tail portion 1-1 of the wall 2A1 is greater than the thickness of the wall 2A1, the width of the opening of the groove 1-2 is greater than or equal to the thickness of the wall 2A1, and the width of the bottom chain cutter 4 of the wall 2A1 is smaller than the groove 1-2. The width at the opening.

所述的墙2A2凸部1-1的链刀4的宽度小于或等于凹槽1-2开口处的宽度且伸进凹槽1-2空腔，使凸台1-1嵌入凹槽1-2内。The width of the chain cutter 4 of the convex portion 1-1 of the wall 2A2 is less than or equal to the width of the opening of the recess 1-2 and extends into the cavity of the recess 1-2, so that the boss 1-1 is embedded in the recess 1- 2 inside.

所述的墙2A2凸部1-1的最大处厚度的厚度等于或小于墙2A2的厚度，凹槽1-2开口处的宽度小于墙2A2的厚度。The thickness of the maximum thickness of the convex portion 1-1 of the wall 2A2 is equal to or smaller than the thickness of the wall 2A2, and the width at the opening of the groove 1-2 is smaller than the thickness of the wall 2A2.

所述的墙2A2凸部1-1的链刀4在宽度方向有三组链刀组成，中间一组链刀的宽度小于或等于凹槽1-2开口处的宽度且伸进凹槽1-2空腔，使凸台1-1嵌入凹槽1-2内。The chain cutter 4 of the convex portion 1-1 of the wall 2A2 is composed of three sets of chain cutters in the width direction, and the width of the middle set of chain cutters is smaller than or equal to the width of the opening of the recess 1-2 and extends into the recess 1-2 The cavity allows the boss 1-1 to be embedded in the recess 1-2.

所述的墙2A3凸部1-1一侧的尾部位于墙2A3的外侧，凸台(1-1另一侧的最大厚度处位于墙2A3的内侧。The tail portion on the side of the convex portion 1-1 of the wall 2A3 is located outside the wall 2A3, and the maximum thickness of the other side of the boss (1-1 is located inside the wall 2A3).

所述的墙2A3凸部1-1的链刀4在宽度方向有两组链刀组成，一组链刀的宽度小于或等于凹槽1-2开口处的宽度且伸进凹槽1-2空腔，使凸台1-1嵌入凹槽1-2内。The chain cutter 4 of the convex portion 1-1 of the wall 2A3 is composed of two sets of chain cutters in the width direction, and the width of the set of chain cutters is less than or equal to the width of the opening of the recess 1-2 and extends into the recess 1-2 The cavity allows the boss 1-1 to be embedded in the recess 1-2.

下面结合附图进一步描述本发明：The invention is further described below in conjunction with the drawings:

如图1～图5所示，装配式地下建筑接口1是墙2与桩3的接口，接口1采用凹凸型嵌入式结构，接口1由凸台1-1和凹槽1-2组成，凸台1-1的最大厚度处的厚度大于凸台1-1尾端与墙2连接处的厚度t，凹槽1-2开口处的宽度小于凸台1-1最大厚度处的厚度但大于凸台1-1尾端与墙2连接处的厚度t，凸部1-1嵌入凹部1-2的槽内；墙2的底部和侧面设有运行链刀4的轨道5，施工时轨道5上装有链刀4，链刀4由链条4-1和安装在链条4-1上的刀具4-2组成，驱动动力装置6-1驱动链刀4，链刀4工作时仅挖掘墙2A底部的岩土，由下向上运行的链刀4将墙2A底部已挖掘的岩土带至上方，装置6-2将链刀4从墙2A底部带上来的岩土与链刀4分离，墙2A和底部链刀4同时向下运行；泥浆管路装置7由墙2或桩3底部上的泥浆喷嘴7-1和墙2或桩3内部的管路7-2组成。As shown in FIG. 1 to FIG. 5, the assembled underground building interface 1 is an interface between the wall 2 and the pile 3. The interface 1 adopts a concave-convex embedded structure, and the interface 1 is composed of a boss 1-1 and a groove 1-2, and is convex. The thickness at the maximum thickness of the stage 1-1 is greater than the thickness t at the junction of the end of the boss 1-1 and the wall 2, and the width at the opening of the groove 1-2 is smaller than the thickness at the maximum thickness of the boss 1-1 but larger than the convex The thickness t of the junction between the end of the stage 1-1 and the wall 2, the convex portion 1-1 is embedded in the groove of the concave portion 1-2; the bottom and the side of the wall 2 are provided with the rail 5 for running the chain cutter 4, and the rail 5 is mounted during construction. There is a chain cutter 4, which consists of a chain 4-1 and a cutter 4-2 mounted on the chain 4-1. The driving power unit 6-1 drives the chain cutter 4, and the chain cutter 4 only digs the bottom of the wall 2A when working. In the rock and soil, the excavated geotechnical soil at the bottom of the wall 2A is brought up to the top by the chain knife 4 running downwards, and the device 6-2 separates the rock soil brought by the chain knife 4 from the bottom of the wall 2A with the chain cutter 4, the wall 2A and The bottom chain cutter 4 is simultaneously operated downward; the mud line device 7 is composed of a mud nozzle 7-1 on the bottom of the wall 2 or the pile 3 and a pipe 7-2 inside the wall 2 or the pile 3.

如图6～图13所示，接口1有墙2A与桩3B、墙2B与桩3A、墙2A与墙2B三种接口形式；墙2分带有凸台1-1的墙2A和带有凹槽1-2的墙2B两种结构；2A是带有凸台1-1的墙，有2A1、2A2和2A3三种结构；墙2A1凸部1-1尾部的 厚度大于墙2A1的厚度，凹槽1-2开口处的宽度大于或等于墙2A1的厚度，墙2A1底部链刀4的宽度小于凹槽1-2开口处的宽度；墙2A2凸部1-1的链刀4的宽度小于或等于凹槽1-2开口处的宽度且伸进凹槽1-2空腔，使凸台1-1嵌入凹槽1-2内；墙2A2凸部1-1的最大处厚度的厚度等于或小于墙2A2的厚度，凹槽1-2开口处的宽度小于墙2A2的厚度；墙2A2凸部1-1的链刀4在宽度方向有三组链刀组成，中间一组链刀的宽度小于或等于凹槽1-2开口处的宽度且伸进凹槽1-2空腔，使凸台1-1嵌入凹槽1-2内；墙2A3凸部1-1一侧的尾部位于墙2A3的外侧，凸台1-1另一侧的最大厚度处位于墙2A3的内侧；墙2A3凸部1-1的链刀4在宽度方向有两组链刀4组成，一组链刀4的宽度小于或等于凹槽1-2开口处的宽度且伸进凹槽1-2空腔，使凸台1-1嵌入凹槽1-2内；施工时，可以先施工带有凹槽的桩3B或墙2B，后施工带有凸台的墙2A或桩3A。As shown in FIG. 6 to FIG. 13 , the interface 1 has three interface forms: a wall 2A and a pile 3B, a wall 2B and a pile 3A, a wall 2A and a wall 2B; the wall 2 has a wall 2A with a boss 1-1 and The wall 2B of the groove 1-2 has two structures; 2A is a wall with a boss 1-1, and has two structures of 2A1, 2A2 and 2A3; the thickness of the tail of the convex portion 1-1 of the wall 2A1 is larger than the thickness of the wall 2A1, The width of the opening of the groove 1-2 is greater than or equal to the thickness of the wall 2A1, and the width of the chain cutter 4 at the bottom of the wall 2A1 is smaller than the width of the opening of the groove 1-2; the width of the chain cutter 4 of the convex portion 1-1 of the wall 2A2 is smaller than Or equal to the width of the opening of the groove 1-2 and extending into the cavity of the groove 1-2, so that the boss 1-1 is embedded in the groove 1-2; the thickness of the maximum thickness of the convex portion 1-1 of the wall 2A2 is equal to Or less than the thickness of the wall 2A2, the width of the opening of the groove 1-2 is smaller than the thickness of the wall 2A2; the chain cutter 4 of the convex portion 1-1 of the wall 2A2 is composed of three sets of chain cutters in the width direction, and the width of the middle set of chain cutters is smaller than Or equal to the width of the opening of the groove 1-2 and extending into the cavity of the groove 1-2, so that the boss 1-1 is embedded in the groove 1-2; the tail of the side of the convex portion 1-1 of the wall 2A3 is located at the wall 2A3 On the outer side, the maximum thickness of the other side of the boss 1-1 is located on the inner side of the wall 2A3; the wall 2A3 is convex 1-1 The knife 4 is composed of two sets of chain cutters 4 in the width direction, and the width of one set of chain cutters 4 is smaller than or equal to the width of the opening of the recess 1-2 and extends into the cavity of the recess 1-2 to embed the boss 1-1 In the groove 1-2; during construction, the pile 3B or the wall 2B with the groove may be constructed first, and the wall 2A or the pile 3A with the boss may be constructed later.

如图14～图17所示，桩3分带有凸台1-1的桩3A和带有凹槽1-2的桩3B两种结构。As shown in Figs. 14 to 17, the pile 3 has two structures of a pile 3A having a boss 1-1 and a pile 3B having a groove 1-2.

如图18～图25所示，先施工带有凹槽的桩3B，后施工带有凸台的墙2A，具体施工法有如下步骤：As shown in Fig. 18 to Fig. 25, the pile 3B with the groove is first constructed, and the wall 2A with the boss is constructed later. The specific construction method has the following steps:

1)预制桩3B和墙2A；1) Precast pile 3B and wall 2A;

2)将桩3B和墙2A运至安装处；2) transporting the pile 3B and the wall 2A to the installation site;

3)在桩3B上安装链刀4及链刀驱动装置6等；3) mounting the chain cutter 4 and the chain cutter driving device 6 on the pile 3B;

4)桩3B底部链刀4挖掘岩土，侧面由下向上运行的链刀4将巳挖掘的岩土带至上方；4) Pile 3B bottom chain knife 4 excavates the rock and soil, and the side of the chain knife 4 running from the bottom up to bring the excavated geotechnical soil to the top;

5)桩3B和底部的链刀4一起下降；5) the pile 3B and the chain cutter 4 at the bottom are lowered together;

6)桩3B下降到设定的深度，拆除链刀驱动装置6和链刀4；6) The pile 3B is lowered to a set depth, and the chain cutter driving device 6 and the chain knife 4 are removed;

7)在墙2A上安装链刀4及链刀驱动装置6等；7) mounting the chain cutter 4 and the chain cutter driving device 6 on the wall 2A;

8)将墙2A的凸部1-1嵌入桩3B的凹槽1-2；8) The convex portion 1-1 of the wall 2A is embedded in the groove 1-2 of the pile 3B;

9)墙2A底部链刀4挖掘岩土，侧面由下向上运行的链刀4将巳挖掘的岩土带至上方；9) The bottom chain knife 4 of the wall 2A excavates the rock and soil, and the side of the chain is operated by the chain knife 4 running from the bottom to the top;

10)墙2A和底部的链刀4一起下降；10) the wall 2A and the chain cutter 4 at the bottom are lowered together;

11)墙2A下降到设定的深度，拆除链刀驱动装置6和链刀4；11) The wall 2A is lowered to a set depth, and the chain cutter driving device 6 and the chain knife 4 are removed;

12)清除墙2A和桩3B接口1处空腔内的岩土，并灌注混凝土；12) Clear the rock in the cavity of the wall 2A and the pile 3B interface, and pour the concrete;

重复上述2)至12)的施工，直至完成全部墙2A和桩3B的施工。The construction of the above 2) to 12) is repeated until the construction of all the walls 2A and 3B is completed.

Claims (10)

一种装配式地下建筑接口结构，其特征是装配式地下建筑接口(1)包括墙(2)与桩(3)的接口和墙(2)与墙(2)的接口两种形式，接口(1)采用凹凸型嵌入式结构，接口(1)由凸台(1-1)和凹槽(1-2)组成，凸台(1-1)的最大厚度处的厚度大于凸台(1-1)尾端与墙(2)连接处的厚度，凹槽(1-2)开口处的宽度小于凸台(1-1)最大厚度处的厚度但大于凸台(1-1)尾端与墙(2)连接处的厚度，凸部(1-1)嵌入凹部(1-2)的槽内；墙(2)分带有凸台(1-1)的墙(2A)和带有凹槽(1-2)的墙(2B)两种结构，桩(3)分带有凸台(1-1)的桩(3A)和带有凹槽(1-2)的桩(3B)两种结构，接口有墙(2A)与桩(3B)、墙(2B)与桩(3A)、墙(2A)与墙(2B)三种接口形式；墙(2)的底部和侧面设有运行链刀(4)的轨道(5)，施工时轨道(5)上装有链刀(4)，链刀(4)由链条(4-1)和安装在链条(4-1)上的刀具(4-2)组成，链刀(4)工作时仅挖掘墙(2)底部的岩土，由下向上运行的链刀(4)将墙(2)底部已挖掘的岩土带至上方，墙(2)和底部链刀(4)同时向下运行。A fabricated underground building interface structure, characterized in that the assembled underground building interface (1) comprises an interface between the wall (2) and the pile (3) and an interface between the wall (2) and the wall (2), the interface ( 1) The concave-convex embedded structure is adopted, and the interface (1) is composed of a boss (1-1) and a groove (1-2), and the thickness of the maximum thickness of the boss (1-1) is larger than that of the boss (1- 1) The thickness of the joint between the tail end and the wall (2), the width at the opening of the groove (1-2) is smaller than the thickness at the maximum thickness of the boss (1-1) but larger than the end of the boss (1-1) The thickness of the joint of the wall (2), the convex portion (1-1) is embedded in the groove of the concave portion (1-2); the wall (2) is divided into the wall (2A) with the boss (1-1) and has a concave Two structures of the wall (2B) of the groove (1-2), the pile (3) is divided into a pile (3A) with a boss (1-1) and a pile (3B) with a groove (1-2) The structure has three types of interfaces: wall (2A) and pile (3B), wall (2B) and pile (3A), wall (2A) and wall (2B); the bottom and side of the wall (2) are operated. The rail (5) of the chain cutter (4) is equipped with a chain cutter (4) on the rail (5) during construction, and the chain cutter (4) is composed of a chain (4-1) and a cutter mounted on the chain (4-1) ( 4-2) Composition, the chain knife (4) works only when the rock at the bottom of the wall (2) is excavated, and the chain knife running from the bottom up ( 4) Bring the excavated rock at the bottom of the wall (2) to the top, and the wall (2) and the bottom chain knife (4) run down at the same time. 根据权利要求1所述的一种装配式地下建筑接口结构，其特征是所述的桩(3)的底部和侧面设有运行链刀(4)的轨道(5)，施工时轨道(5)上装有链刀(4)，链刀(4)由链条(4-1)和安装在链条(4-1)上的刀具(4-2)组成，链刀(4)工作时仅挖掘桩(3)底部的岩土，由下向上运行的链刀(4)将桩(3)底部已挖掘的岩土带至上方，桩(3)和底部链刀(4)同时向下运行。A fabricated underground building interface structure according to claim 1, characterized in that the bottom and sides of the pile (3) are provided with a track (5) for running the chain cutter (4), and the track (5) during construction. The chain cutter (4) is mounted on the chain cutter (4) consisting of a chain (4-1) and a cutter (4-2) mounted on the chain (4-1). The chain cutter (4) only excavates the pile when working ( 3) At the bottom of the rock, the excavated rock at the bottom of the pile (3) is brought up to the top by the chain knife (4) running up and down, and the pile (3) and the bottom chain knife (4) run downward at the same time. 根据权利要求1、2所述的一种装配式地下建筑接口结构，其特征是所述的施工法是先施工带有凸台的桩(3A)或墙(2A)，后施工带有凹槽的墙(2B)或桩(3B)。The assembled underground building interface structure according to claim 1, wherein the construction method is to first construct a pile (3A) or a wall (2A) with a boss, and the rear construction has a groove. Wall (2B) or pile (3B). 根据权利要求1、2所述的一种装配式地下建筑接口结构，其特征是所述的施工法是先施工带有凹槽的桩(3B)或墙(2B)，后施工带有凸台的墙(2A)或桩(3A)。The assembled underground building interface structure according to claim 1, wherein the construction method is to first construct a groove (3B) or a wall (2B) with a groove, and the construction has a boss. Wall (2A) or pile (3A). 根据权利要求1所述的一种装配式地下建筑接口结构，其特征是所述的墙(2A1)凸部(1-1)尾部的厚度大于墙(2A1)的厚度，凹槽(1-2)开口处的宽度大于或等于墙(2A1)的厚度，墙(2A1)底部链刀(4)的宽度小于凹槽(1-2)开口处的宽度。A fabricated underground building interface structure according to claim 1, wherein the thickness of the tail portion of the wall (2A1) convex portion (1-1) is greater than the thickness of the wall (2A1), and the groove (1-2) The width at the opening is greater than or equal to the thickness of the wall (2A1), and the width of the bottom chain knife (4) of the wall (2A1) is smaller than the width at the opening of the groove (1-2). 根据权利要求4、5所述的一种装配式地下建筑接口结构，其特征是所述的墙 (2A2)凸部(1-1)的链刀(4)的宽度小于或等于凹槽(1-2)开口处的宽度且伸进凹槽(1-2)空腔，使凸台(1-1)嵌入凹槽(1-2)内。A fabricated underground building interface structure according to claims 4 and 5, characterized in that the width of the chain cutter (4) of the convex portion (1-1) of the wall (2A2) is less than or equal to the groove (1) - 2) The width of the opening and extending into the cavity of the groove (1-2), so that the boss (1-1) is embedded in the groove (1-2). 根据权利要求1所述的一种装配式地下建筑接口结构，其特征是所述的墙(2A2)凸部(1-1)的最大处厚度的厚度等于或小于墙(2A2)的厚度，凹槽(1-2)开口处的宽度小于墙(2A2)的厚度。A fabricated underground building interface structure according to claim 1, wherein the thickness of the maximum thickness of the convex portion (1-1) of the wall (2A2) is equal to or smaller than the thickness of the wall (2A2), concave The width at the opening of the groove (1-2) is smaller than the thickness of the wall (2A2). 根据权利要求4、7所述的一种装配式地下建筑接口结构，其特征是所述的墙(2A2)凸部(1-1)的链刀(4)在宽度方向有三组链刀组成，中间一组链刀的宽度小于或等于凹槽(1-2)开口处的宽度且伸进凹槽(1-2)空腔，使凸台(1-1)嵌入凹槽(1-2)内。A fabricated underground building interface structure according to claim 4, wherein the chain cutter (4) of the wall (2A2) convex portion (1-1) is composed of three sets of chain cutters in the width direction. The width of the middle set of chain cutters is less than or equal to the width of the opening of the groove (1-2) and extends into the cavity of the groove (1-2), so that the boss (1-1) is embedded in the groove (1-2) Inside. 根据权利要求1所述的一种装配式地下建筑接口结构，其特征是所述的墙(2A3)凸部(1-1)一侧的尾部位于墙(2A3)的外侧，凸台(1-1)另一侧的最大厚度处位于墙(2A3)的内侧。A fabricated underground building interface structure according to claim 1, wherein the tail of one side of the convex portion (1-1) of the wall (2A3) is located outside the wall (2A3), and the boss (1- 1) The maximum thickness of the other side is located inside the wall (2A3). 根据权利要求4、9所述的一种装配式地下建筑接口结构，其特征是所述的墙(2A3)凸部(1-1)的链刀(4)在宽度方向有两组链刀组成，一组链刀的宽度小于或等于凹槽(1-2)开口处的宽度且伸进凹槽(1-2)空腔，使凸台(1-1)嵌入凹槽(1-2)内。A fabricated underground building interface structure according to claims 4 and 9, characterized in that the chain knife (4) of the convex portion (1-1) of the wall (2A3) is composed of two sets of chain cutters in the width direction. a set of chain cutters having a width less than or equal to the width of the opening of the recess (1-2) and extending into the recess (1-2) cavity, so that the boss (1-1) is embedded in the recess (1-2) Inside.
PCT/CN2018/080792 2017-03-29 2018-03-28 Fabricated underground building interface structure and construction method thereof Ceased WO2018177308A1 (en)

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